A026516 a(n) = least positive integer > a(n-1) and not (a(i)+a(j))^2 + a(k)^2 for 1<=i<=j<=k<=n.

1, 2, 4, 6, 7, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 26, 27, 28, 29, 30, 31, 33, 34, 35, 36, 37, 38, 39, 42, 43, 44, 46, 47, 48, 49, 50, 51, 54, 55, 56, 57, 59, 60, 62, 63, 64, 66, 67, 68, 69, 70, 71, 73, 75, 76, 77, 78, 79, 81, 82, 83, 84, 86, 87, 88, 89

Offset

1,2

Links

Table of n, a(n) for n=1..70.

Crossrefs

Sequence in context: A177866 A065853 A048284 * A289012 A358768 A186493

Adjacent sequences: A026513 A026514 A026515 * A026517 A026518 A026519

Keyword

nonn

Author

Clark Kimberling

Extensions

More terms from Sean A. Irvine, Oct 05 2019

Status

approved