A274324 - OEIS

A274324 as a simple table

n	a(n)
0	1
1	1
2	5
3	14
4	33
5	63
6	109
7	172
8	257
9	365
10	501
11	666
12	865
13	1099
14	1373
15	1688
16	2049
17	2457
18	2917
19	3430
20	4001
21	4631
22	5325
23	6084
24	6913
25	7813
26	8789
27	9842
28	10977
29	12195
30	13501
31	14896
32	16385
33	17969
34	19653
35	21438
36	23329
37	25327
38	27437
39	29660
40	32001
41	34461
42	37045
43	39754

[1,1,5,14,33,63,109,172,257,365,501,666,865,1099, 1373,1688,2049,2457,2917,3430,4001,4631,5325,6084, 6913,7813,8789,9842,10977,12195,13501,14896,16385, 17969,19653,21438,23329,25327,27437,29660,32001, 34461,37045,39754]