First appearance of n in A016014, or 0 if n never occurs.

Terms

a(0) =1a(1) =4a(2) =12a(3) =42a(4) =19a(5) =59a(6) =92a(7) =196a(8) =184a(9) =159a(10) =334a(11) =227a(12) =317a(13) =415a(14) =256a(15) =521a(16) =514a(17) =796a(18) =734a(19) =1861a(20) =1691a(21) =1997a(22) =2053a(23) =706a(24) =5006a(25) =5731a(26) =3814a(27) =2348a(28) =5641a(29) =1466