A020953 Least k such that A020951(k) = n.

0, 10, 20, 40, 42, 160, 82, 84, 162, 166, 164, 172, 170, 324, 328, 348, 332, 330, 338, 700, 340, 652, 650, 664, 662, 658, 666, 1290, 660, 676, 684, 1302, 1298, 682, 1306, 1338, 1300, 2584, 1348, 1320, 1316, 2626, 1324, 1332

Offset: 1

Author

Clark Kimberling

Keywords

• nonn

Extensions

Title simplified, missing a(21), a(38), a(42) inserted by Sean A. Irvine, May 05 2019