A109755 - OEIS

%I #5 Aug 28 2013 13:23:54

%S 1,3,9,21,51,117,251,523,1077,2207,4521,9283

%N Row and column sums of A001223 ( Differences between consecutive primes - see example ).

%C Resembles the first 6 entries of sequence A005254 (number of weighted voting procedures).

%e Column A - Primes (for reference)

%e Column B - Distance between consecutive primes

%e A B

%e 2 1

%e 3 2 3

%e 5 2

%e 7 4 6 9

%e 11 2

%e 13 4 6

%e 17 2

%e 19 4 6 12 21

%e 23 6

%e 29 2 8

%e 31 6

%e 37 4 10 18 30 51

%e 41 2

%e 43 4 6

%e 47 6

%e 53 6 12 18 36 66 117

%e 59 2

%e 61 6 8

%e 67 4

%e 71 2 6 14 32 68 134 251

%Y Cf. A001223, A037254, A005254.

%K nonn,uned,obsc,less

%O 0,2

%A _E.J.P. Vening_, Aug 11 2005