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A026467 a(n) = least positive integer > a(n-1) and not a(i)^2 + a(j)^2 for 1<=i<j<=n. 1
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 26, 27, 28, 30, 31, 32, 33, 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, 69, 70, 71, 72, 75, 76, 77 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..60.

CROSSREFS

Sequence in context: A085824 A244511 A014157 * A088185 A118844 A247755

Adjacent sequences:  A026464 A026465 A026466 * A026468 A026469 A026470

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified September 21 19:23 EDT 2021. Contains 347598 sequences. (Running on oeis4.)