A046623 Odd numbers in writing first denominator and then numerator of each element of the 1/5-Pascal triangle (by row).
1, 1, 1, 1, 1, 1, 1, 1, 5, 1, 1, 1, 1, 1, 5, 5, 1, 1, 1, 1, 5, 11, 5, 5, 11, 1, 1, 1, 1, 5, 5, 23, 5, 23, 5, 1, 1, 1, 1, 5, 21, 5, 39, 5, 5, 39, 5, 21, 1, 1, 1, 1, 5, 1, 1, 17, 1, 17, 1, 5, 1, 1, 1, 1, 5, 31, 5, 1, 29, 1, 1, 29, 5, 5, 31, 1, 1, 1, 1
Offset: 1
Examples
1/1; --> 1 1 1/1 1/1; --> 1 1 1 1 1/1 1/5 1/1; --> 1 1 5 1 1 1 1/1 6/5 6/5 1/1; --> 1 1 5 5 1 1 1/1 11/5 12/5 11/5 1/1; --> ... 1/1 16/5 23/5 23/5 16/5 1/1; 1/1 21/5 39/5 46/5 39/5 21/5 1/1; 1/1 26/5 12/1 17/1 17/1 12/1 26/5 1/1; ...
Crossrefs
Cf. A046601.