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A116321 n times n+9 gives the concatenation of two numbers m and m+4. 4

%I

%S 36,56,35161,64831,80616,3987149564,4383189168,5616810824,6012850428,

%T 7706615964,8102655568,4345867705884192320,4745041385024898581,

%U 5254958614975101411,5654132294115807672,79423444003688998051750982

%N n times n+9 gives the concatenation of two numbers m and m+4.

%Y Cf. A116190, A116313, A116320, A116328.

%K nonn,base

%O 1,1

%A _Giovanni Resta_, Feb 06 2006

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Last modified October 21 01:48 EDT 2021. Contains 348137 sequences. (Running on oeis4.)