cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A258208 Transpose of array A258207 which gives the numbers remaining after the stage n of Lucky sieve.

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%I A258208 #9 Aug 02 2015 17:52:58
%S A258208 1,1,3,1,3,5,1,3,7,7,1,3,7,9,9,1,3,7,9,13,11,1,3,7,9,13,15,13,1,3,7,9,
%T A258208 13,15,19,15,1,3,7,9,13,15,21,21,17,1,3,7,9,13,15,21,25,25,19,1,3,7,9,
%U A258208 13,15,21,25,27,27,21,1,3,7,9,13,15,21,25,31,31,31,23,1,3,7,9,13,15,21,25,31,33,33,33,25,1,3,7,9,13,15,21,25,31,33,37,37,37,27,1,3,7,9,13,15,21,25,31,33,37,43,43,39,29
%N A258208 Transpose of array A258207 which gives the numbers remaining after the stage n of Lucky sieve.
%C A258208 See comments in A258207.
%H A258208 <a href="/index/Si#sieve">Index entries for sequences generated by sieves</a>
%e A258208 The top left corner of the array:
%e A258208    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1
%e A258208    3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3
%e A258208    5,  7,  7,  7,  7,  7,  7,  7,  7,  7,  7,  7
%e A258208    7,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9
%e A258208    9, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13
%e A258208   11, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15
%e A258208   13, 19, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21
%e A258208   15, 21, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25
%e A258208   17, 25, 27, 31, 31, 31, 31, 31, 31, 31, 31, 31
%e A258208   19, 27, 31, 33, 33, 33, 33, 33, 33, 33, 33, 33
%e A258208   21, 31, 33, 37, 37, 37, 37, 37, 37, 37, 37, 37
%e A258208   23, 33, 37, 43, 43, 43, 43, 43, 43, 43, 43, 43
%e A258208   ...
%o A258208 (Scheme)
%o A258208 (define (A258208 n) (A258207bi (A004736 n) (A002260 n)))
%o A258208 ;; Other code as in A258207.
%Y A258208 Transpose of A258207.
%Y A258208 Main diagonal: A000959 (the Lucky numbers).
%K A258208 nonn,tabl
%O A258208 1,3
%A A258208 _Antti Karttunen_, Jul 27 2015