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User:Georgi Guninski/seqs
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Sequences:
Relations in a sequence (1)
A180435 a(n) = a(n-1)*2^n+n, a(0)=1.
copy of A180435
A171920 Numbers n with at least one solution to n=x*y*z, x+y-z=1 with ordered triples (x,y,z), x,y,z>=1.
Records
A175841 Fast "exotic addition" a o b = ( a(1)+b(1) , a(1)*b(2)+a(2)*b(1) )
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