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A350621
a(n) is the smallest k such that A350877(k) = prime(n), or -1 if prime(n) does not appear in A350877.
4
7, 2, 71, 25, 30, 345, 161, 148, 51, 34, 48, 63, 234, 40, 126, 73, 135, 192, 454, 97, 78, 24841, 433, 85, 17282073747557, 322, 102, 106544217, 207, 556
OFFSET
1,1
COMMENTS
Based on the data in A350620.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Jan 23 2022
EXTENSIONS
a(25)-a(30) from Martin Ehrenstein, Jan 26 2022
STATUS
approved