Number of step shifted (decimated) sequences using exactly five different symbols.
A056379
Number of step shifted (decimated) sequences using exactly five different symbols.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =30a(5) =900a(6) =2800a(7) =32010a(8) =139080a(9) =1276200a(10) =2960940a(11) =41626230a(12) =75086430a(13) =801522300a(14) =3162262170a(15) =16463793480a(16) =42395689530a(17) =579164463000a(18) =983928850100
External references
- oeis: A056379