Number of bi-unitary abundant numbers < 10^n.

A302994

Number of bi-unitary abundant numbers < 10^n.

Terms

    a(0) =0a(1) =14a(2) =147a(3) =1553a(4) =15450a(5) =155395a(6) =1549818a(7) =15498814a(8) =155079196a(9) =1550331185a(10) =15503061466a(11) =155037242668

External references