Heptus is equal to [7] = 487 = 587,068,342,272 using PlantStar's notation.[1] The term was coined by PlantStar.
Approximations
| Notation | Lower bound | Upper bound |
|---|---|---|
| Scientific notation | \(5.87068342272\times10^{11}\) | |
| Arrow notation | \(48\uparrow7\) | |
| Steinhaus-Moser Notation | 11[3] | 12[3] |
| Chained arrow notation | \(48\rightarrow7\) | |
| Taro's multivariable Ackermann function | A(3,36) | A(3,37) |
| BEAF | {48,7} | |
| Bashicu matrix system | (0)(0)[875] | (0)(0)[876] |
| Hyper-E notation | E[48]7 | |
| Bird's array notation | {48,7} | |
| Hyperfactorial array notation | 14! | 15! |
| Strong array notation | s(48,7) | |
| Fast-growing hierarchy | \(f_2(34)\) | \(f_2(35)\) |
| Hardy hierarchy | \(H_{\omega^2}(34)\) | \(H_{\omega^2}(35)\) |
| Slow-growing hierarchy | \(g_{\omega^7}(48)\) | |
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