A350198 - cp's OEIS frontend

A350198 a(n) is the smallest positive integer which can be represented as the sum of distinct nonzero heptagonal numbers in exactly n ways, or 0 if no such integer exists.

n	a(n)
1	1
2	81
3	189
4	270
5	343
6	342
7	456
8	538
9	557
10	531
11	651
12	636
13	676
14	658
15	723
16	804
17	784
18	777
19	770
20	825
21	844
22	865
23	890
24	975
25	960
26	941
27	966
28	983
29	959
30	1030
31	1040
32	1012
33	1080
34	1053
35	1039
36	1119
37	1046
38	1078
39	1079
40	1064
41	1072
42	1173
43	1071
44	1180
45	1152
46	1193
47	1194
48	1226
49	1220
50	1247

[1, 81, 189, 270, 343, 342, 456, 538, 557, 531, 651, 636, 676, 658, 723, 804, 784, 777, 770, 825, 844, 865, 890, 975, 960, 941, 966, 983, 959, 1030, 1040, 1012, 1080, 1053, 1039, 1119, 1046, 1078, 1079, 1064, 1072, 1173, 1071, 1180, 1152, 1193, 1194, 1226, 1220, 1247]

cp's OEIS Frontend

A350198 a(n) is the smallest positive integer which can be represented as the sum of distinct nonzero heptagonal numbers in exactly n ways, or 0 if no such integer exists.

Table of values

List of values