A350620 a(n) = smallest k such that A350877(k) = n, or -1 if n does not appear in A350877.
1, 7, 2, 6, 71, 3, 25, 5, 22, 70, 30, 13, 345, 24, 27, 16, 161, 21, 148, 69, 32, 29, 51, 43, 1154, 344, 161336, 23, 34, 26, 48, 737, 156, 160, 36, 77534485877, 63, 147, 38, 68, 234, 31, 40, 28, 53, 50, 126, 42, 639, 1153, 58, 343, 73, 161335, 88, 111, 108, 33, 135, 614667, 192, 47, 65, 736, 60, 155, 454, 159, 186, 35, 97, 77534485876, 78, 62, 2340, 146, 143, 37, 24841, 67, 476, 233, 433, 10579, 140, 39, 359, 169, 85, 52, 80, 49, 195, 125, 166, 41, 17282073747557
Offset: 1
Keywords
Links
- Martin Ehrenstein, Table of n, a(n) for n = 1..126
Extensions
a(27) was found by Keith F. Lynch, and a(36) and a(72) by Russ Cox.
a(97) and a(115) were found by Martin Ehrenstein using Kim Walisch's primesieve package.
More than the usual number of terms are shown in order to give all the terms up to the extreme value a(97).