First numerator and then denominator of elements to right of central elements of 1/2-Pascal triangle (by row), excluding 1's and 2's.
A046228
First numerator and then denominator of elements to right of central elements of 1/2-Pascal triangle (by row), excluding 1's and 2's.
Terms
- a(0) =3a(1) =5a(2) =11a(3) =7a(4) =9a(5) =9a(6) =20a(7) =27a(8) =11a(9) =67a(10) =19a(11) =13a(12) =147a(13) =105a(14) =51a(15) =15a(16) =126a(17) =78a(18) =33a(19) =17a(20) =273a(21) =204a(22) =111a(23) =83a(24) =19a(25) =477a(26) =315a(27) =305a(28) =51a(29) =21
External references
- oeis: A046228