Length of list generated by n replacements of k by {-1-|k|, .., 1+|k|} with increment 2, starting with {1}.
A083692
Length of list generated by n replacements of k by {-1-|k|, .., 1+|k|} with increment 2, starting with {1}.
Terms
- a(0) =1a(1) =3a(2) =10a(3) =38a(4) =148a(5) =620a(6) =2600a(7) =11480a(8) =50256a(9) =229296a(10) =1032352a(11) =4816736a(12) =22118720a(13) =104890048a(14) =488768128a(15) =2346515840a(16) =11058545920a(17) =53605825280a(18) =254908828160
External references
- oeis: A083692