A187877 - OEIS

A187877 as a simple table

n	a(n)
1	1
2	5
3	10
4	45
5	60
6	128
7	231
8	308
9	470
10	847
11	1846
12	3570
13	4284
14	4740
15	5126
16	5688
17	6171
18	6650
19	7473
20	7980
21	8687
22	9310
23	9964
24	10640
25	11172
26	12896
27	17877
28	19716
29	22011
30	22736
31	23280
32	23836
33	24823
34	33480
35	34335
36	36384
37	37260
38	41202
39	42315
40	43761
41	44480

[1,5,10,45,60,128,231,308,470,847,1846,3570,4284, 4740,5126,5688,6171,6650,7473,7980,8687,9310,9964, 10640,11172,12896,17877,19716,22011,22736,23280, 23836,24823,33480,34335,36384,37260,41202,42315, 43761,44480]