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A162519 Characteristic function of magic numbers A018226: 0 if n is a magic number else 1. 2
1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Also, successive digits of A130598.

This sequence is related to atomic nuclei. See also A162518.

LINKS

Table of n, a(n) for n=1..105.

Index entries for characteristic functions

CROSSREFS

Cf. A018226, A130517, A130556, A130598, A130602, A162518, A162521, A162522, A162523, A162524, A162525.

Sequence in context: A153860 A254377 A285657 * A181359 A072418 A128973

Adjacent sequences:  A162516 A162517 A162518 * A162520 A162521 A162522

KEYWORD

fini,nonn

AUTHOR

Omar E. Pol, Jul 07 2009

STATUS

approved

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Last modified November 30 13:47 EST 2021. Contains 349420 sequences. (Running on oeis4.)