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A335839 Integers whose sum of digits in base b is the same for every prime b up to 13. 1

%I

%S 0,1,2007986541,2834822783,31939595966,33952616126,42737313983,

%T 44878987167,309231463167,318362221465,415332522143,881935644447,

%U 1898245489647,2077690289610,2077690289611,2153926044391,3998461033469,4285034622330,4285034622331,4294899857375

%N Integers whose sum of digits in base b is the same for every prime b up to 13.

%C This is a subset of A212222 for bases 2, 3, 5, 7, 11, which is a subset of A135127 for bases 2, 3, 5, 7, which is a subset of A135121 for bases 2 ,3, 5, which is a subset of A037301 for bases 2, 3. The third term also occurs in A212223.

%H Thomas König, <a href="/A335839/b335839.txt">Table of n, a(n) for n = 1..726</a>

%e 31939595966 is 11101101111101111111000111010111110_2, 10001102220222120211202_3, 1010403014032331_5, 2210331041405_7, 12600084203_11 and 3020180615_13. In these bases, the sum of digits is 26, so 31939595966 is a term.

%Y Cf. A212223, A212222, A135127, A135121, A037301.

%K nonn,base

%O 1,3

%A _Thomas König_, Sep 13 2020

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Last modified May 16 14:39 EDT 2021. Contains 343949 sequences. (Running on oeis4.)