Centered dodecahedral number

Centered dodecahedral number
Total no. of termsInfinity
Subsequence ofPolyhedral numbers
Formula
First terms1, 33, 155, 427, 909, 1661
OEIS index

A centered dodecahedral number is a centered figurate number that represents a dodecahedron. The centered dodecahedral number for a specific n is given by

The first such numbers are 1, 33, 155, 427, 909, 1661, 2743, 4215, 6137, 8569, … (sequence A005904 in the OEIS).

Congruence Relations

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