| A025212 |
|
a(n) = [ 2nd elementary symmetric function of {Sum{1/j, j = 1,2,...,k} ], k = 1,2,...,n. |
|
+0
1
|
|
| 1, 6, 15, 29, 51, 79, 117, 163, 220, 287, 365, 455, 558, 673, 802, 945, 1102, 1273, 1460, 1663, 1881, 2116, 2368, 2636, 2922, 3226, 3548, 3888, 4247, 4625, 5023, 5439, 5876, 6333, 6810, 7307, 7826, 8366, 8927, 9510, 10114, 10741, 11390, 12061, 12755, 13472, 14213
(list; graph; listen)
|
|
