a(1) = 1, a(2) = 3, and from then on alternatively subtract and multiply two previous terms.

A248479

a(1) = 1, a(2) = 3, and from then on alternatively subtract and multiply two previous terms.

Terms

    a(0) =1a(1) =3a(2) =2a(3) =6a(4) =4a(5) =24a(6) =20a(7) =480a(8) =460a(9) =220800a(10) =220340a(11) =48651072000a(12) =48650851660

External references