A233741 Records in A233739.

-1, 4, 10, 12, 16, 26, 42, 64, 76, 84, 126, 136, 138, 168, 170, 180, 186, 192, 216, 242, 246, 260, 280, 288, 298, 330, 348, 380, 414, 454, 498, 504, 506, 516, 526, 540, 558, 564, 610, 618, 644, 648, 666, 670, 672, 702, 708, 736, 778, 820, 824

Offset: 1

Author

Jonathan Sondow, Dec 15 2013

Keywords

• sign

Links

• John W. Nicholson, Table of n, a(n) for n = 1..10000