Primorial deflation of the n-th colossally abundant number: the unique integer k such that A108951(k) = A004490(n).

A342012

Primorial deflation of the n-th colossally abundant number: the unique integer k such that A108951(k) = A004490(n).

Terms

    a(0) =2a(1) =3a(2) =6a(3) =10a(4) =20a(5) =30a(6) =42a(7) =84a(8) =132a(9) =156a(10) =312a(11) =468a(12) =780a(13) =1020a(14) =1140a(15) =1380a(16) =2760a(17) =3480a(18) =3720a(19) =5208a(20) =7812a(21) =9324a(22) =10332a(23) =10836a(24) =21672a(25) =23688a(26) =26712a(27) =29736a(28) =49560a(29) =51240

External references