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.

A255541 a(n) = 1+Sum_{k=1..2^n-1} A000010(k).

Table of values

n a(n)
0 1
1 2
2 5
3 19
4 73
5 309
6 1229
7 4959
8 19821
9 79597
10 318453
11 1274563
12 5097973
13 20397515
14 81591147
15 326371001
16 1305482159
17 5222040189
18 20888133573
19 83552798667
20 334211074959
21 1336845501841
22 5347382348679
23 21389531880435
24 85558125961121
25 342232529890275
26 1368930120480617
27 5475720508827645
28 21902882035220391
29 87611528574186091
30 350446114129452131
31 1401784457568941917
32 5607137830212707769

List of values

[1, 2, 5, 19, 73, 309, 1229, 4959, 19821, 79597, 318453, 1274563, 5097973, 20397515, 81591147, 326371001, 1305482159, 5222040189, 20888133573, 83552798667, 334211074959, 1336845501841, 5347382348679, 21389531880435, 85558125961121, 342232529890275, 1368930120480617, 5475720508827645, 21902882035220391, 87611528574186091, 350446114129452131, 1401784457568941917, 5607137830212707769]

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

Content is available under The OEIS End-User License Agreement.