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.

A192656 Partial sums of the Floor-Sqrt transform of central binomial coefficients.

Table of values

n a(n)
0 1
1 2
2 4
3 8
4 16
5 31
6 61
7 119
8 232
9 452
10 881
11 1720
12 3364
13 6588
14 12921
15 25375
16 49891
17 98198
18 193461
19 381464
20 752740
21 1486400
22 2936951
23 5806346
24 11485043
25 22728290
26 44997518
27 89121654
28 176578446
29 349977599
30 693873777
31 1376096873
32 2729841361
33 5416740769
34 10750880013
35 21342682400

List of values

[1, 2, 4, 8, 16, 31, 61, 119, 232, 452, 881, 1720, 3364, 6588, 12921, 25375, 49891, 98198, 193461, 381464, 752740, 1486400, 2936951, 5806346, 11485043, 22728290, 44997518, 89121654, 176578446, 349977599, 693873777, 1376096873, 2729841361, 5416740769, 10750880013, 21342682400]

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

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