A018222 - OEIS

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A018222

Row 3 of A018219, i.e., (3,n,a_n) is a winning position.

1

5, 3, 8, 1, 4, 0, 9, 11, 2, 6, 18, 7, 13, 12, 27, 22, 25, 29, 10, 33, 30, 38, 15, 39, 35, 16, 44, 14, 43, 17, 20, 50, 54, 19, 57, 24, 56, 62, 21, 23, 64, 69, 63, 28, 26, 74, 76, 73, 75, 81, 31, 87, 86, 88, 32, 93, 36, 34, 91, 90, 101, 100, 37, 42, 40, 102, 106, 110, 112, 41

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OFFSET

0,1

COMMENTS

Self-inverse when considered as a permutation or function, i.e., a(a(n)) = n.

LINKS

Table of n, a(n) for n=0..69.

Index entries for sequences that are permutations of the natural numbers

CROSSREFS

Sequence in context: A372831 A087654 A086032 * A349578 A374260 A305921

Adjacent sequences: A018219 A018220 A018221 * A018223 A018224 A018225

KEYWORD

nonn

AUTHOR

EXTENSIONS

Edited and extended by Christian G. Bower, Oct 29 2002

STATUS

approved