a(1) = 1, a(n+1) is the largest squarefree number <= n*a(n).

A077001

a(1) = 1, a(n+1) is the largest squarefree number <= n*a(n).

Terms

    a(0) =2a(1) =2a(2) =3a(3) =7a(4) =26a(5) =130a(6) =779a(7) =5453a(8) =43622a(9) =392597a(10) =3925970a(11) =43185670a(12) =518228039a(13) =6736964507a(14) =94317503097

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