Quadragintans is equal to [1,40] = 484840 = 4817,768,447,974,533,064,897,800,026,560,617,684,066,247,572,707,659,019,938,192,504,651,776 using PlantStar's notation.[1] The term was coined by PlantStar.
Approximations
Notation | Lower bound | Upper bound |
---|---|---|
Arrow notation | \(48\uparrow48\uparrow40\) | |
Down-arrow notation | \(48\downarrow\downarrow41\) | |
Steinhaus-Moser Notation | 40[3][3] | 41[3][3] |
Copy notation | 2[2[68]] | 3[3[68]] |
H* function | H(9H(21)) | H(10H(21)) |
Taro's multivariable Ackermann function | A(3,A(3,222)) | A(3,A(3,223)) |
Pound-Star Notation | #*((1))*(7,0,2,0,2)*5 | #*((1))*(0,1,2,0,2)*5 |
BEAF | {48,{48,40}} | |
Hyper-E notation | E[48]40#2 | |
Bashicu matrix system | (0)(1)[14] | (0)(1)[15] |
Hyperfactorial array notation | (50!)! | (51!)! |
Fast-growing hierarchy | \(f_2(f_2(218))\) | \(f_2(f_2(219))\) |
Hardy hierarchy | \(H_{\omega^22}(218)\) | \(H_{\omega^22}(219)\) |
Slow-growing hierarchy | \(g_{\omega^{\omega^{40}}}(48)\) |
Sources
See also
Lineus series: lineus · planus · spacus · tetrus · pentus · hexus · heptus · octus · nonus · decus · undecus · duodecus · tredecus · vigintus · trigintus · quadragintus
Lineans series: lineans · centus · millus · planans · spacans · tetrans · pentans · decans · vigintans · trigintans · quadragintans · lineduans · centans · planduans · spacduans · decduans · viginduans · linetrians · plantrians · spactrians · dectrians · linequadrans · planquadrans · decquadrans · linequintans · decquintans · linesextans · lineseptans · lineoctans · linenovans · linedecans · lineundecans · linedodecans · linetridecans · lineicosans · linetriacontans · linetetracontans
Enalineans series: enalineans · enaplanans · enaspacans · enadecans · enalineduans · enadecduans · enalinetrians · enalinedecans · enalineicosans · diolineans · dioplanans · diodecans · diolineduans · diolinetrians · diolinedecans · trialineans · triaplanans · trialineduans · trialinedecans · tesseralineans · tesseralineduans · pendelineans · exilineans · eptalineans · oktolineans · enealineans