Rectangular array R by antidiagonals: row n shows the positive integers whose base-3 digits have down-variation n, for n>=0. See Comments.
A297441
Rectangular array R by antidiagonals: row n shows the positive integers whose base-3 digits have down-variation n, for n>=0. See Comments.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =4a(4) =7a(5) =6a(6) =5a(7) =9a(8) =15a(9) =33a(10) =8a(11) =10a(12) =18a(13) =57a(14) =60a(15) =13a(16) =11a(17) =19a(18) =61a(19) =141a(20) =303a(21) =14a(22) =12a(23) =20a(24) =69a(25) =168a(26) =519a(27) =546a(28) =17a(29) =16
External references
- oeis: A297441