The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A268931 Square array: A(i,j) = F(A065091(i),A065091(j)), where F(a,b) is the dyadic function defined in A269158. Array is read by descending antidiagonals as A(1,1), A(1,2), A(2,1), A(1,3), A(2,2), A(3,1), ... 3
 3, 3, 2, 3, 5, 0, 1, 2, 7, 2, 1, 1, 7, 0, 0, 3, 6, 3, 0, 3, 2, 3, 6, 2, 11, 7, 7, 0, 1, 1, 2, 7, 14, 3, 0, 2, 3, 6, 1, 14, 13, 15, 2, 3, 2, 3, 5, 3, 13, 1, 0, 14, 4, 0, 0, 1, 5, 5, 3, 11, 17, 10, 0, 0, 0, 0, 3, 2, 4, 10, 8, 8, 25, 13, 3, 3, 7, 2, 3, 1, 1, 15, 12, 11, 19, 26, 1, 4, 4, 0, 0, 1, 2, 6, 1, 11, 18, 19, 0, 3, 6, 0, 7, 3, 2 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS FORMULA A(i,j) = F(A065091(i),A065091(j)) = A269158(A065091(i),A006254(j)), function F defined as in A269158. EXAMPLE The top left [1 .. 19] x [1 .. 19] section of the array: 3, 3, 3,  1,  1,  3,  3,  1,  3,  3,  1,  3,  3,  1,  3,  1,  1,  3,  1 2, 5, 2,  1,  6,  6,  1,  6,  5,  5,  2,  1,  2,  2,  6,  1,  5,  6,  5 0, 7, 7,  3,  2,  2,  1,  3,  5,  4,  1,  6,  3,  5,  5,  0,  7,  3,  7 2, 0, 0, 11,  7, 14, 13,  3, 10, 15,  1,  7,  4, 10,  5, 11,  6,  3,  2 0, 3, 7, 14, 13,  1, 11,  8, 12, 11,  2,  2,  9,  6,  5, 11,  4, 10, 15 2, 7, 3, 15,  0, 17,  8, 11, 18, 10,  2,  3, 13,  0,  8,  8, 14,  1,  2 0, 0, 2, 14, 10, 25, 19, 19, 10, 16, 26,  2,  2,  2, 18,  9, 17, 24, 24 2, 3, 4,  0, 13, 26,  0, 23,  8, 11, 26, 29,  5,  7, 22, 27, 26,  9, 27 2, 0, 0,  3,  1,  3, 27, 29, 29, 14, 22, 10, 31, 26,  5, 25, 30,  5,  9 0, 0, 3,  4,  6, 27,  3, 28, 19, 31, 22, 28,  8, 15, 10, 31,  2,  6, 14 0, 7, 4,  0,  7,  3, 27, 31, 19, 19, 37, 33, 23, 16, 37, 23, 19, 52, 48 2, 0, 7, 14, 11,  2,  3, 28,  3, 21,  0, 41, 20, 23, 34, 28, 40, 62, 62 0, 3, 0, 15,  0, 12,  1,  6, 22,  3, 54, 61, 43, 43, 29, 43, 27, 62,  0 2, 7, 2,  1, 11,  1,  1,  0, 23,  0, 53, 62,  0, 47, 28, 42, 16,  1, 62 2, 3, 0,  4,  0, 25,  3,  3, 16, 31,  0,  3, 60, 57, 53, 29, 26, 43, 38 2, 0, 3,  0,  2, 25, 26,  8,  0,  4, 54, 53,  0,  1, 44, 59, 31, 37,  2 0, 0, 2, 15,  9, 31,  0, 15,  3, 31, 54,  1, 50, 61, 47, 38, 61, 35, 35 0, 7, 0,  0, 11,  0, 27, 10,  4,  5, 53, 63, 61,  2, 42, 38, 34, 67, 67 2, 0, 0,  1, 10,  3, 27, 28, 12,  9, 53, 63,  3, 57, 35,  1, 38,  0, 71 PROG (Scheme) (define (A268931 n) (A269158auxbi (A065091 (A002260 n)) (A065091 (A004736 n)))) ;; Code for A269158auxbi given in A269158. CROSSREFS Transpose: A268932. Cf. A065091 (the main diagonal). Cf. A006254, A269158. Sequence in context: A240088 A261735 A129309 * A003560 A262212 A123676 Adjacent sequences:  A268928 A268929 A268930 * A268932 A268933 A268934 KEYWORD nonn,tabl AUTHOR Antti Karttunen, Feb 19 2016 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified March 31 03:48 EDT 2020. Contains 333136 sequences. (Running on oeis4.)