A129210 Largest number not the sum of n distinct nonzero squares.

245, 333, 330, 462, 539, 647, 888, 1036, 1177, 1445, 1722, 1990, 2311, 2672, 3047, 3492, 4093, 4613, 5138, 5718, 6379, 7123, 7952, 8676, 9537, 10393, 11558, 12602, 13743, 14863, 16252, 17528, 18957, 20481, 22042, 23678, 25347, 27207, 29092

Offset

5,1

Comments

Halter-Koch essentially finds (5)-a(12) (with a coprimality condition, but Bateman, Hildebrand, & Purdy show that this can be dropped). - Charles R Greathouse IV, Mar 18 2014

Links

T. D. Noe, Table of n, a(n) for n = 5..400 (from Bateman et al.)

Paul T. Bateman, Adolf J. Hildebrand, and George B. Purdy, Sums of distinct squares, Acta Arithmetica 67 (1994), pp. 349-380.

Franz Halter-Koch, Darstellung natürlicher Zahlen als Summe von Quadraten, Acta Arithmetica 42 (1982), pp. 11-20.

Crossrefs

Cf. A120951 (numbers that are not the sum of 5 distinct nonzero squares).

Sequence in context: A157246 A186460 A171994 * A137521 A257781 A188239

Adjacent sequences: A129207 A129208 A129209 * A129211 A129212 A129213

Keyword

nonn

Author

T. D. Noe, Apr 03 2007

Status

approved