A257254 - OEIS

%I #11 Sep 20 2016 13:26:57

%S 1,3,1,10,3,1,21,5,3,1,55,14,10,3,1,78,11,7,5,3,1,136,26,22,14,10,3,1,

%T 171,17,13,11,7,5,3,1,253,38,34,26,22,14,10,3,1,406,69,57,51,39,33,21,

%U 5,3,1,465,29,23,19,17,13,11,7,10,3,1,666,93,87,69,57,51,39,33,21,5,3,1

%N Transpose of square array A257253.

%C See A257253.

%H Antti Karttunen, <a href="/A257254/b257254.txt">Table of n, a(n) for n = 1..3321; the first 81 antidiagonals of the array</a>

%e The top left corner of the array:

%e   1, 3, 10, 21, 55, 78, 136, 171, 253, 406, 465, 666, 820, 903

%e   1, 3,  5, 14, 11, 26,  17,  38,  69,  29,  93,  74,  41,  86

%e   1, 3, 10,  7, 22, 13,  34,  57,  23,  87,  62,  37,  82, 129

%e   1, 3,  5, 14, 11, 26,  51,  19,  69,  58,  31,  74, 123, 129

%e   1, 3, 10,  7, 22, 39,  17,  57,  46,  29,  62, 111, 123,  43

%e   1, 3,  5, 14, 33, 13,  51,  38,  23,  58,  93, 111,  41, 129

%e   1, 3, 10, 21, 11, 39,  34,  19,  46,  87,  93,  37, 123,  86

%e   1, 3,  5,  7, 33, 26,  17,  38,  69,  87,  31, 111,  82,  43

%e   1, 3, 10, 21, 22, 13,  34,  57,  69,  29,  93,  74,  41, 129

%e   1, 3,  5, 14, 11, 26,  51,  57,  23,  87,  62,  37, 123,  86

%e   1, 3, 10,  7, 22, 39,  51,  19,  69,  58,  31, 111,  82, 129

%e   1, 3,  5, 14, 33, 39,  17,  57,  46,  29,  93,  74, 123, 172

%e   1, 3, 10,  7, 33, 13,  51,  38,  23,  87,  62, 111, 164,  86

%e   1, 3,  5, 14, 11, 39,  34,  19,  69,  58,  93, 148,  82,  43

%e   1, 3, 10, 21, 33, 26,  17,  57,  46,  87, 124,  74,  41,  86

%e   1, 3,  5,  7, 22, 13,  51,  38,  69, 116,  62,  37,  82,  43

%e   ...

%o (Scheme) (define (A257254 n) (A257253bi (A004736 n) (A002260 n))) ;; Code for A257253bi given in A257253.

%Y Transpose: A257253.

%Y Row 1: A008837.

%Y Cf. A083140, A083221, A257252 (same array but with terms multiplied by 2).

%K nonn,tabl

%O 1,2

%A _Antti Karttunen_, Apr 29 2015