A073214/2.
A073222
A073214/2.
Terms
- a(0) =1a(1) =10a(2) =19a(3) =181a(4) =190a(5) =361a(6) =3430a(7) =3439a(8) =3610a(9) =6859a(10) =65161a(11) =65170a(12) =65341a(13) =68590a(14) =130321a(15) =1238050a(16) =1238059a(17) =1238230a(18) =1241479a(19) =1303210a(20) =2476099a(21) =23522941a(22) =23522950a(23) =23523121a(24) =23526370a(25) =23588101a(26) =24760990a(27) =47045881a(28) =446935870
External references
- oeis: A073222