cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A247209 Number of terms in generalized Swinnerton-Dyer polynomials.

Table of values

n a(n)
0 1
1 2
2 6
3 35
4 495
5 20349
6 2760681
7 1329890705
8 2353351951665
9 15481400876017505
10 379554034822178909121
11 34676179189150610052785025
12 11806724418359403847522843860225
13 14998128029851443976142151169687652865
14 71221988684076361563783957084457295633613825

List of values

[1, 2, 6, 35, 495, 20349, 2760681, 1329890705, 2353351951665, 15481400876017505, 379554034822178909121, 34676179189150610052785025, 11806724418359403847522843860225, 14998128029851443976142151169687652865, 71221988684076361563783957084457295633613825]