76620

Appears in sequences

• Number of 5-ary rooted trees with n nodes and height at most 9.at n=15A036620
• Area of annuli of consecutive integer thickness.at n=28A114378
• Partial sums of Proth primes A080076.at n=33A172243
• Number of nX3 0..1 arrays with every element unequal to 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero.at n=13A304699
• Gaps between first elements of prime quintuples of the form (p, p+2, p+6, p+12, p+14). The quintuples are abutting: twin/cousin/sexy/twin pairs.at n=25A342502