A271257 - OEIS

A271257 as a simple table

n	a(n)
0	1
1	5
2	10
3	22
4	30
5	54
6	79
7	119
8	152
9	196
10	236
11	324
12	401
13	501
14	622
15	798
16	935
17	1099
18	1240
19	1444
20	1661
21	1949
22	2258
23	2642
24	2995
25	3399
26	3800
27	4308
28	4821
29	5385
30	5986
31	6710
32	7411
33	8083
34	8812
35	9636
36	10485
37	11449
38	12430
39	13598
40	14727
41	15851
42	16964
43	18232
44	19573
45	20997

[1,5,10,22,30,54,79,119,152,196,236,324,401,501, 622,798,935,1099,1240,1444,1661,1949,2258,2642, 2995,3399,3800,4308,4821,5385,5986,6710,7411,8083, 8812,9636,10485,11449,12430,13598,14727,15851, 16964,18232,19573,20997]