A238092 A bisection of A136259.
3, 5, 13, 19, 32, 38, 55, 57, 59, 95, 97, 104, 157, 244, 249, 254, 256, 258, 276, 419, 609, 787, 789, 791, 1069, 1664, 1666, 1668, 1670
Offset: 1
Formula
a(n) = A136259(2*n). - Jinyuan Wang, Mar 04 2020