A275207 - cp's OEIS frontend

A275207 Expansion of (A(x)^2+A(x^2))/2 where A(x) = A001006(x).

n	a(n)
0	1
1	1
2	3
3	6
4	16
5	38
6	100
7	256
8	681
9	1805
10	4867
11	13162
12	35925
13	98469
14	271511
15	751656
16	2089963
17	5831451
18	16326785
19	45847770
20	129108926
21	364498596
22	1031486590
23	2925337352
24	8313215743
25	23668977163
26	67507773621
27	192859753310
28	551821400008
29	1581188102590

[1, 1, 3, 6, 16, 38, 100, 256, 681, 1805, 4867, 13162, 35925, 98469, 271511, 751656, 2089963, 5831451, 16326785, 45847770, 129108926, 364498596, 1031486590, 2925337352, 8313215743, 23668977163, 67507773621, 192859753310, 551821400008, 1581188102590]

cp's OEIS Frontend

A275207 Expansion of (A(x)^2+A(x^2))/2 where A(x) = A001006(x).

Table of values

List of values