Starting at n, a(n) is the number of times we move away from zero from a positive position according to the following rules. On the k-th step (k=1,2,3,...) move a distance of k in the direction of zero. If the number landed on has been landed on before, move a distance of k away.
A324687
Starting at n, a(n) is the number of times we move away from zero from a positive position according to the following rules. On the k-th step (k=1,2,3,...) move a distance of k in the direction of zero. If the number landed on has been landed on before, move a distance of k away.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =2a(6) =0a(7) =331a(8) =0a(9) =1a(10) =0a(11) =5a(12) =17a(13) =18a(14) =0a(15) =0a(16) =24a(17) =146798a(18) =0a(19) =1a(20) =33885a(21) =0a(22) =2a(23) =0a(24) =1a(25) =175429a(26) =0a(27) =1a(28) =0a(29) =102
External references
- oeis: A324687