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A255129 Transposed Ludic array. 7

%I #8 Feb 22 2015 23:29:40

%S 2,3,4,5,9,6,7,19,15,8,11,31,35,21,10,13,55,59,49,27,12,17,73,103,85,

%T 65,33,14,23,101,133,151,113,79,39,16,25,145,187,197,203,137,95,45,18,

%U 29,167,271,281,263,251,163,109,51,20,37,205,311,403,367,325,299,191,125,57,22,41,253,371,457,523,461,385,343,217,139,63,24

%N Transposed Ludic array.

%C See the comments in A255127.

%H Antti Karttunen, <a href="/A255129/b255129.txt">Table of n, a(n) for n = 2..10441; the first 144 antidiagonals of array, flattened</a>

%o (Scheme)

%o (define (A255129 n) (if (<= n 1) n (A255129bi (A002260 (- n 1)) (A004736 (- n 1)))))

%o (define (A255129bi row col) ((rowfun_n_for_A255127 col) row)) ; Other code as in A255127.

%Y Transpose: A255127.

%Y Inverse: A255130. (When considered as a permutation of natural numbers with a(1) = 1).

%Y Row 1: A003309 (without the initial 1).

%Y Column 1: A005843 (even numbers).

%Y Main diagonal: A255410.

%K nonn,tabl

%O 2,1

%A _Antti Karttunen_, Feb 22 2015

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Last modified March 18 22:27 EDT 2024. Contains 370951 sequences. (Running on oeis4.)