[seqfan] A summer seq with second differences

Eric Angelini Eric.Angelini at kntv.be
Mon Jul 29 23:43:45 CEST 2013


Hello SeqFans,

S=1,2,4,8,16,32,49,72,98,126,158,199,247,297,352,423,...
Compute the second differences and... look who's coming back!

Best,
É.





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