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A026466 a(1) = 1; for n > 1, a(n) = least positive integer > a(n-1) and not a(i)^2 + a(j)^2 for 1<=i<j<=n-1. 1
1, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, 27, 28, 29, 30, 31, 32, 33, 35, 36, 38, 39, 40, 42, 43, 44, 46, 47, 48, 49, 51, 53, 54, 55, 56, 57, 59, 60, 62, 63, 64, 66, 67, 68, 69, 70, 71, 72, 75, 76 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

CROSSREFS

Sequence in context: A260580 A297468 A047565 * A304806 A304810 A026469

Adjacent sequences:  A026463 A026464 A026465 * A026467 A026468 A026469

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified June 16 13:05 EDT 2021. Contains 345057 sequences. (Running on oeis4.)