cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A217867 Extremely abundant numbers: a(1)=10080; thereafter a(n) is a term if for n > m >= 1, sigma(a(n))/(a(n) log log a(n)) > sigma(a(m))/(a(m)log log a(m)).

Table of values

n a(n)
1 10080
2 8201519488959040182625924708238885435575055666675808000
3 1041592975097798103193492437946338450318032069667827616000
4 136448679737811551518347509370970336991662201126485417696000
5 18693469124080182558013608783822936167857721554328502224352000
6 2598392208247145375563891620951388127332223296051661809184928000
7 5196784416494290751127783241902776254664446592103323618369856000

List of values

[10080, 8201519488959040182625924708238885435575055666675808000, 1041592975097798103193492437946338450318032069667827616000, 136448679737811551518347509370970336991662201126485417696000, 18693469124080182558013608783822936167857721554328502224352000, 2598392208247145375563891620951388127332223296051661809184928000, 5196784416494290751127783241902776254664446592103323618369856000]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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