Record values in A039932.

Terms

a(0) =1a(1) =51a(2) =531a(3) =2571a(4) =15703a(5) =90271a(6) =102053a(7) =530102a(8) =4550102a(9) =4570102a(10) =4580102a(11) =22900501a(12) =134003006a(13) =1002003005a(14) =5001002003a(15) =5003001002a(16) =30005001002a(17) =30005002001a(18) =200030005001