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A049647 T(n,n+2), array T given by A049639. 0
1, 1, 4, 4, 7, 7, 11, 11, 17, 17, 23, 23, 31, 31, 41, 41, 51, 51, 61, 61, 75, 75, 89, 89, 105, 105, 123, 123, 137, 137, 153, 153, 177, 177, 199, 199, 223, 223, 249, 249 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..39.

CROSSREFS

Sequence in context: A147814 A168233 A238391 * A263619 A046538 A107432

Adjacent sequences:  A049644 A049645 A049646 * A049648 A049649 A049650

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified April 21 22:12 EDT 2019. Contains 322328 sequences. (Running on oeis4.)