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.
%I A163907 #5 Dec 18 2015 18:14:46 %S A163907 0,1,2,9,3,14,10,11,12,15,16,8,4,13,47,18,19,6,7,45,44,20,17,27,5,39, %T A163907 46,40,21,22,25,26,37,38,41,42,149,23,30,24,58,36,33,43,234,150,151, %U A163907 29,28,56,57,34,35,232,235,152,148,157,31,54,59,49,32,236,233,227,154 %N A163907 Permutation A163905 shown in N x N grid. %H A163907 A. Karttunen, <a href="/A163907/b163907.txt">Table of n, a(n) for n = 0..32895</a> %H A163907 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %e A163907 The top left 8x8 corner of this array: %e A163907 +0 +1 +9 10 16 18 20 21 %e A163907 +2 +3 11 +8 19 17 22 23 %e A163907 14 12 +4 +6 27 25 30 29 %e A163907 15 13 +7 +5 26 24 28 31 %e A163907 47 45 39 37 58 56 54 53 %e A163907 44 46 38 36 57 59 52 55 %e A163907 40 41 33 34 49 51 60 61 %e A163907 42 43 35 32 48 50 62 63 %Y A163907 Inverse: A163908. a(n) = A163905(A054238(n)) = A163355(A163357(n)). See also A163357, A163917. %K A163907 nonn,tabl %O A163907 0,3 %A A163907 _Antti Karttunen_, Sep 19 2009