A245722 Row products of table A244365.

3, 5, 7, 11, 221, 323, 437, 23, 899, 1147, 1517, 82861, 107113, 2491, 3127, 241133, 21182921, 347261, 33984931, 478661, 583573, 7387, 8633, 107972737, 13710311357, 135745657, 1317919, 12317, 14351, 16637, 2494633, 428448457, 490995677, 3532343, 645328247

Offset: 1

Author

Reinhard Zumkeller, Nov 18 2014

Keywords

• nonn

Comments

a(n) = Product_{k=1..A182134(n)} A244365(n,k);

A020639(a(n)) = A000040(n+1);

A006530(a(n)) = A245396(n);

A001221(a(n)) = A001222(a(n)) = A182134(n); A008966(a(n)) = 1;

A001221(GCD(a(n),a(n+1))) = A182134(n) - 1.

Links

• Reinhard Zumkeller, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A244365, A245396, A182134, A020639, A006530, A001221, A001222, A008966.

Programs

Haskell

a245722 = product . a244365_row