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A010067 Base 6 self or Colombian numbers (not of form k + sum of base 6 digits of k). 12

%I #17 Nov 28 2020 03:57:16

%S 1,3,5,12,19,26,33,40,42,49,56,63,70,77,79,86,93,100,107,114,116,123,

%T 130,137,144,151,153,160,167,174,181,188,190,197,204,211,218,229,236,

%U 243,250,257,259,266,273,280,287,294,296,303,310,317,324,331,333,340,347

%N Base 6 self or Colombian numbers (not of form k + sum of base 6 digits of k).

%D Steven R. Finch, Mathematical Constants, Cambridge, 2003, Section 2.24, pp. 179-180.

%D József Sándor and Borislav Crstici, Handbook of Number theory II, Kluwer Academic Publishers, 2004, Chapter 4, p. 384-386.

%H Amiram Eldar, <a href="/A010067/b010067.txt">Table of n, a(n) for n = 1..10000</a>

%H <a href="/index/Coi#Colombian">Index entries for Colombian or self numbers and related sequences</a>

%t s[n_] := n + Plus @@ IntegerDigits[n, 6]; m = 350; Complement[Range[m], Array[s, m]] (* _Amiram Eldar_, Nov 28 2020 *)

%Y Cf. A003052, A010061, A010064, A010070, A053827.

%K nonn,base

%O 1,2

%A _Leonid Broukhis_

%E More terms from _Amiram Eldar_, Nov 28 2020

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Last modified June 11 19:50 EDT 2024. Contains 373317 sequences. (Running on oeis4.)