A080090 a(n) is the index of the first occurrence of n in A080071, or 0 for those n>0 which never occur in A080071.
0, 1, 2, 4, 10, 58, 43, 191, 246, 320, 2000, 1602, 4172, 7598, 21843, 36520, 27737
Offset: 0
Crossrefs
Cf. A080071.
This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
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