82499

Properties

Appears in sequences

• Numbers that are the sum of 3 positive 7th powers.at n=25A003370
• Partial sums of (Catalan numbers starting 1, 2, 5, ...).at n=11A014138
• Primes that remain prime through 3 iterations of the function f(x) = 2*x + 1.at n=34A023272
• Primes starting a Cunningham chain of the first kind of length 4.at n=24A059763
• Array A(x,y) giving the position of the y-th x in A080237 listed by rising antidiagonals.at n=55A085178
• Primes p whose period of reciprocal equals (p-1)/13.at n=19A098680
• Primes of the form 4*k-1 such that 8*k-1, 16*k-1 and 32*k-1 are also primes.at n=12A101795
• Smallest prime of the form p^n + q^n + r^n, where p,q,r are primes.at n=7A123601
• Fixed points of the permutation A125987/A125988.at n=35A126298
• Fixed points of permutation A071661/A071662.at n=45A126312
• Primes that are the sum of first k Catalan numbers for some integer k.at n=2A134776
• Expansion of -x*d(log((1-x*(2/sqrt(3*x)) * sin((1/3) * arcsin(sqrt(27*x/4))))))/dx.at n=8A242798
• Integers n not of form 3m+1 such that for any integer k>0, n*10^k-1 has a divisor in the set { 7, 11, 13, 37 }.at n=18A243974
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 613", based on the 5-celled von Neumann neighborhood.at n=41A273243
• Number of refinements of the partition n^1 with all numbers taken modulo 2.at n=20A276032
• Number of generalizations of the partition 1^n with all elements taken modulo 2.at n=20A276033
• Primes which are the sum of three positive 7th powers.at n=2A283018
• Triangle read by rows: T(n,k) = T(n,k-1) + T(n-1,k), T(n,0)=1, T(n,n) = T(n,n-1) + 1.at n=76A283054
• Prime numbersat n=8065