A175146 a(n) = d(A175145(n)-1)+d(A175145(n)+1), where d(m) is the number of divisors of m.
3, 5, 7, 8, 10, 11, 12, 14, 16, 20, 22, 26, 28, 32, 34, 36, 38, 44, 46, 48, 56, 60, 68, 72, 76, 80, 84, 92, 96, 100, 106, 108, 128, 136, 148, 156, 160, 168, 174, 176, 196, 200, 208, 236, 244, 248, 260, 304, 328, 344, 392, 416, 436, 456, 484, 520, 528, 536, 592, 608
Offset: 1
Keywords
Extensions
Extended by Ray Chandler, Mar 04 2010
Comments