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6thheptagonalnumber
<-- Enter heptagonal number statement
Calculate heptagonal number 6
The formula for heptagonal number n is as follows
H
n
=
n(5n - 3)
2
Given n = 6, we have:
H
6
=
6(5(6) - 3)
2
H
6
=
6(30 - 3)
2
H
6
=
6(27)
2
H
6
=
162
2
H
6
=
81
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