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A249439 Record values in A249442. 4
0, 1, 3, 5, 7, 8, 21, 24, 32, 36, 40, 45, 48, 64, 91, 94 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..16.

FORMULA

a(n) = A249442(A249440(n)).

PROG

(PARI)

A249442(n) = { for(k=0, n\2, if(0==moebius(binomial(n, k)), return(k))); return(0); }

prevmax = -1; i = 0; for(n=0, 123456789, if((k=A249442(n)) > prevmax, prevmax = k; i++; write("b249439.txt", i, " ", k); write("b249440.txt", i, " ", n)));

\\ Compute both A249439 and A249440 at the same time. - Antti Karttunen, Nov 04 2014

CROSSREFS

A249440 gives the positions where these values occur in A249442 for the first time.

Sequence in context: A081453 A345343 A200655 * A276693 A127050 A316988

Adjacent sequences:  A249436 A249437 A249438 * A249440 A249441 A249442

KEYWORD

nonn,more

AUTHOR

Antti Karttunen and Vladimir Shevelev, Nov 04 2014

STATUS

approved

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Last modified September 18 20:10 EDT 2021. Contains 347534 sequences. (Running on oeis4.)