A332166 Inverse permutation to A332144.
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 16, 20, 25, 31, 38, 46, 55, 12, 14, 17, 21, 26, 32, 39, 47, 56, 64, 15, 18, 22, 27, 33, 40, 48, 57, 65, 72, 19, 23, 28, 34, 41, 49, 58, 66, 73, 79, 24, 29, 35, 42, 50, 59, 67, 74, 80, 85, 30, 36, 43, 51, 60, 68, 75, 81
Offset: 0
Examples
A332144(28) = 42, so a(42) = 28.
Links
Crossrefs
Cf. A332144.
Programs
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PARI
See Links section.
Formula
a(10^k - 1) = 10^k - 1 for any k >= 0.
a(10^k) = 10^k for any k >= 0.
a(10^k + 1) = 10^k + 1 for any k >= 0.