A180726 - OEIS

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A180726

20^a(n) is smallest power of 20 beginning with n.

0, 1, 5, 2, 9, 6, 46, 3, 53, 10, 50, 7, 17, 47, 77, 4, 34, 54, 84, 1, 31, 51, 61, 81, 8, 18, 38, 48, 68, 78, 98, 5, 25, 35, 45, 55, 75, 85, 95, 2, 22, 32, 42, 145, 52, 62, 72, 82, 92, 102, 9, 19, 29, 39, 142, 49, 59, 162, 69, 79, 89, 192, 99, 6, 16, 119, 26, 36, 139, 46, 149, 56, 66

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OFFSET

1,3

LINKS

D. Mondot, Table of n, a(n) for n=1..32699

CROSSREFS

Cf. A180706, A180725, A180728

Sequence in context: A209304 A367844 A258503 * A018856 A019093 A329986

Adjacent sequences: A180723 A180724 A180725 * A180727 A180728 A180729

KEYWORD

base,nonn

AUTHOR

Daniel Mondot, Sep 18 2010

STATUS

approved