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A087408 Multiples of 5 with digits grouped in pairs and leading zeros omitted. 8
51, 1, 52, 2, 53, 3, 54, 4, 55, 5, 56, 6, 57, 7, 58, 8, 59, 9, 51, 0, 10, 51, 10, 11, 51, 20, 12, 51, 30, 13, 51, 40, 14, 51, 50, 15, 51, 60, 16, 51, 70, 17, 51, 80, 18, 51, 90, 19, 52, 0, 20, 52, 10, 21, 52, 20, 22, 52, 30, 23, 52, 40, 24, 52, 50, 25, 52, 60, 26, 52, 70, 27, 52, 80 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..74.

MATHEMATICA

FromDigits /@ Partition[ Flatten[ IntegerDigits[ Table[ 5n, {n, 1, 60}]]], 2] (* Robert G. Wilson v *)

CROSSREFS

Cf. A008587, A059805, A087406, A060936, A087407, A087409, A087075, A087410, A087411.

Sequence in context: A152515 A111402 A174732 * A255852 A160474 A317620

Adjacent sequences:  A087405 A087406 A087407 * A087409 A087410 A087411

KEYWORD

nonn,easy,base

AUTHOR

N. J. A. Sloane, Oct 19 2003

EXTENSIONS

More terms from Ray Chandler, Oct 20 2003

STATUS

approved

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Last modified January 17 23:37 EST 2020. Contains 330995 sequences. (Running on oeis4.)