A086938 - OEIS

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A086938

Smallest m with A086571(m) = n.

7

1, 4, 3, 8, 5, 18, 7, 16, 27, 20, 11, 48, 13, 28, 15, 64, 17, 54, 19, 40, 21, 44, 23, 96, 25, 52, 81, 56, 29, 90, 31, 128, 33, 68, 35, 144, 37, 76, 39, 200, 41, 126, 43, 88, 135, 92, 47, 192, 49, 250, 51, 104, 53, 162, 55, 112, 57, 116, 59, 360, 61, 124, 189, 256

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OFFSET

1,2

COMMENTS

a(n) < A086939(n); A086571(a(n)) = A086571(A086939(n)) = n;

n and A086571 are divisors of a(n);

a(n) = A086572(A086939(n)), A086939(n) = A086572(a(n)).

LINKS

Ivan Neretin, Table of n, a(n) for n = 1..10000

CROSSREFS

Sequence in context: A257088 A022998 A082895 * A007015 A354139 A114562

Adjacent sequences: A086935 A086936 A086937 * A086939 A086940 A086941

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Jul 24 2003

STATUS

approved