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.

A103261 Number of partitions of 2n into parts with 10 types c^1 c^2...C^10 of each part. The even parts appear with multiplicity 1 for each type . The odd parts occur with multiplicity 2 for each part.

Table of values

n a(n)
0 1
1 20
2 200
3 1360
4 7200
5 32024
6 125280
7 443680
8 1450240
9 4435940
10 12827888
11 35346800
12 93377920
13 237675640
14 585229760
15 1398704736
16 3253934080
17 7386124520
18 16392493800
19 35634450320
20 75992326592
21 159199081600
22 328027789600

List of values

[1, 20, 200, 1360, 7200, 32024, 125280, 443680, 1450240, 4435940, 12827888, 35346800, 93377920, 237675640, 585229760, 1398704736, 3253934080, 7386124520, 16392493800, 35634450320, 75992326592, 159199081600, 328027789600]