A025214 a(n) = floor(4th elementary symmetric function of Sum_{j=1..k} 1/j, k = 1,2,...,n).

5, 40, 163, 481, 1175, 2512, 4869, 8749, 14801, 23840, 36866, 55077, 79897, 112984, 156254, 211896, 282391, 370528, 479419, 612518, 773638, 966965, 1197074, 1468946, 1787983, 2160025, 2591361, 3088748, 3659424, 4311123, 5052090, 5891096, 6837447, 7901007, 9092205, 10422048, 11902143

Offset

4,1

Links

Table of n, a(n) for n=4..40.

Crossrefs

Sequence in context: A319098 A209346 A027264 * A222613 A272226 A271278

Adjacent sequences: A025211 A025212 A025213 * A025215 A025216 A025217

Keyword

nonn

Author

Clark Kimberling

Extensions

More terms from Sean A. Irvine, Aug 18 2019

Status

approved