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.

A218742 a(n) = (39^n - 1)/38.

Table of values

n a(n)
0 0
1 1
2 40
3 1561
4 60880
5 2374321
6 92598520
7 3611342281
8 140842348960
9 5492851609441
10 214221212768200
11 8354627297959801
12 325830464620432240
13 12707388120196857361
14 495588136687677437080
15 19327937330819420046121
16 753789555901957381798720
17 29397792680176337890150081

List of values

[0, 1, 40, 1561, 60880, 2374321, 92598520, 3611342281, 140842348960, 5492851609441, 214221212768200, 8354627297959801, 325830464620432240, 12707388120196857361, 495588136687677437080, 19327937330819420046121, 753789555901957381798720, 29397792680176337890150081]

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

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