Smallest multiple of 2^n whose Collatz (3x+1) trajectory includes at least one larger number.

A095388

Smallest multiple of 2^n whose Collatz (3x+1) trajectory includes at least one larger number.

Terms

    a(0) =6a(1) =12a(2) =120a(3) =432a(4) =864a(5) =1728a(6) =3456a(7) =6912a(8) =931328a(9) =4357120a(10) =19789824a(11) =249753600a(12) =499507200a(13) =1272561664a(14) =5226070016a(15) =10452140032a(16) =351882051584

External references