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A059627 Generalized nim sum n + n + n + n in base 10; carryless multiplication 4 X n base 10. 0
0, 4, 8, 2, 6, 0, 4, 8, 2, 6, 40, 44, 48, 42, 46, 40, 44, 48, 42, 46, 80, 84, 88, 82, 86, 80, 84, 88, 82, 86, 20, 24, 28, 22, 26, 20, 24, 28, 22, 26, 60, 64, 68, 62, 66, 60, 64, 68, 62, 66, 0, 4, 8, 2, 6, 0, 4, 8, 2, 6, 40, 44, 48, 42, 46, 40, 44, 48, 42, 46, 80, 84, 88, 82, 86 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..74.

David Applegate, Marc LeBrun and N. J. A. Sloane, Carryless Arithmetic (I): The Mod 10 Version.

CROSSREFS

Cf. A001477 for carryless 1 X n, A004520 for carryless 2 X 10 base 10, A008592 for carryless 10 X n.

Sequence in context: A197483 A019954 A072616 * A200603 A159591 A270857

Adjacent sequences:  A059624 A059625 A059626 * A059628 A059629 A059630

KEYWORD

base,nonn

AUTHOR

Henry Bottomley, Feb 19 2001

STATUS

approved

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Last modified November 18 11:51 EST 2019. Contains 329261 sequences. (Running on oeis4.)