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A116321 n times n+9 gives the concatenation of two numbers m and m+4. 4
36, 56, 35161, 64831, 80616, 3987149564, 4383189168, 5616810824, 6012850428, 7706615964, 8102655568, 4345867705884192320, 4745041385024898581, 5254958614975101411, 5654132294115807672, 79423444003688998051750982 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A116190, A116313, A116320, A116328.

Sequence in context: A050691 A188243 A124941 * A187989 A080469 A066505

Adjacent sequences:  A116318 A116319 A116320 * A116322 A116323 A116324

KEYWORD

nonn,base

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006

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Last modified February 17 22:48 EST 2012. Contains 206085 sequences.