A297963 The smallest position with nim-value n in subtract-a-square game.

0, 1, 4, 25, 28, 29, 75, 103, 200, 234, 315, 364, 479, 633, 802, 1054, 1173, 1311, 1894, 2058, 2173, 2419, 3244, 3648, 4249, 4474, 4982, 5943, 6133, 6809, 7429, 8590, 8654, 9419, 10284, 11728, 12152, 13884, 15493, 16623, 17312, 18389, 19745, 20528, 22111, 23472

Offset

0,3

Comments

a(n) is the position of the first copy of n in A014586.

Links

Table of n, a(n) for n=0..45.

Nathan Fox, Subtraction Games with Infinite Subtraction Sets

Nathan Fox, Subtraction Games with Infinite Subtraction Sets [Local copy]

Example

The sequence of nim-values for subtract-a-square (A014586) begins 0,1,0,1,2; the first position with value 2 is position 4 (starting from 0) so a(2)=4.

Crossrefs

Cf. A014586.

Sequence in context: A289273 A309056 A095970 * A020221 A042889 A042177

Adjacent sequences: A297960 A297961 A297962 * A297964 A297965 A297966

Keyword

nonn

Author

David Eppstein, Jan 09 2018

Status

approved