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A099763 Next available number such that the last digit of n and the first digit of n+1 sum to 4. 0
1, 3, 10, 40, 41, 30, 11, 31, 32, 2, 20, 42, 21, 33, 12, 22, 23, 13, 100, 43, 101, 300, 400, 401, 301, 302, 200, 402, 201, 303, 103, 202, 203, 103, 110, 403, 111, 310, 410, 411, 311, 312, 210, 412, 211, 313, 112, 212, 213, 113, 120, 413, 121, 320, 420, 421, 321 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..57.

CROSSREFS

Cf. A098425.

Sequence in context: A093463 A302989 A276641 * A318118 A149052 A009692

Adjacent sequences:  A099760 A099761 A099762 * A099764 A099765 A099766

KEYWORD

base,easy,nonn

AUTHOR

Kari Lajunen (Kari.Lajunen(AT)Welho.com), Nov 11 2004

STATUS

approved

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Last modified August 20 01:14 EDT 2019. Contains 326136 sequences. (Running on oeis4.)