719
This number is a prime.
Just showing those entries submitted by 'Beedassy': (Click here to show all)
The number of rooted trees with 10 nodes and also the number of ways of arranging 9 nonoverlapping circles. [Beedassy]
The first occurrence of three consecutive multidigit prime
values y0 of the fundamental solution
pair (x0, y0) to Pellian
x2 - Dy2 = 1
corresponding to prime values D as well:
5169602 - 516959*7192 = 1 ;
5285282 - 528527*7272 = 1 ;
5372882 - 537287*7332 = 1. [Beedassy]
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