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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.

A167774 Subsequence of A167708 whose indices are congruent to 1 mod 5, i.e., a(n) = A167708(5*n+1).

Table of values

n a(n)
0 9
1 1530
2 520191
3 176863410
4 60133039209
5 20445056467650
6 6951259065961791
7 2363407637370541290
8 803551645446918076809
9 273205196044314775573770
10 92888963103421576777004991
11 31581974249967291789406123170
12 10737778356025775786821304872809

List of values

[9, 1530, 520191, 176863410, 60133039209, 20445056467650, 6951259065961791, 2363407637370541290, 803551645446918076809, 273205196044314775573770, 92888963103421576777004991, 31581974249967291789406123170, 10737778356025775786821304872809]

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

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