perplexus.info :: Sequences : Term Sum Settlement

Term Sum Settlement (Posted on 2015-10-29)

The sequence S₁, S₂,S₃ ,...... is defined by:

S₁ = 211, S₂ = 375, S₃= 420, S₄ = 523, and:
S_n= S_n-1- S_n-2+ S_n-3- S_n-4

Find S₅₃₁+ S₇₅₃+ S₉₇₅

See The Solution Submitted by K Sengupta

Rating: 4.0000 (2 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

re: Algebraic solution

Comment 3 of 3 |

(In reply to Algebraic solution by Jer)

Amazing!

Posted by Ady TZIDON on 2015-10-30 00:28:55

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