John925 wrote:Has anybody tried my new ones?

14, 29, 50, 77, 110...

149, 194, 245...

Still thinking about the other one.

HC

bordeaux wrote:Hey I might have been able to get this one

My apologies, Madam.

John925 wrote: 1, 2, 0, 4, -4, 12, -20...
Find the next 3.

44, -84, 172

126, 196, 288

Off the top of my head, and what I can remember about certain people being into Math, I can only think of three members who may have got this one: Bear, Mette and Patrick (MS)... and me, of course.

HC

John925 wrote:Here's one!

1, 2, 4, 16, 65536...

The next term's a real whopper!

2.0035299304068464649790723515603 x 10^19728

Post deleted by Harcourt.

Thank you Kaz67.