A109715 Numbers k such that A109631(k) - A109631(k+1) = A109631(k+2).

5, 7, 71, 322, 431, 761, 1319, 1414, 2773, 3173, 8978, 10933, 11351, 14335, 15483, 21249, 26564, 27587, 41711, 46978, 48629, 49111, 50098, 67595, 68416, 74429, 80281, 82159, 86146, 88773, 99084, 110551, 116099, 127709, 138239, 150014, 170099, 172600, 172926, 199090

Offset: 1

Author

Jason Earls, Aug 08 2005

Keywords

• nonn
• base

Crossrefs

Cf. A109631, A109651.

Extensions

More terms from Jinyuan Wang, Aug 09 2025